<IDOCTYPE.html>
  <html>
   <head>
      <meta charset="utf-8" >
      <title>index</title>
      <link rel="stylesheet" href="css/index.css"
    </head>
    <body>
    <header>
      <div class="">
      <h1>c<b>a</b>lm</h1>
      <span>My boke</span>
    </div>
    <nav>
      <ul>
        <li>首页</li>
        <li>博客</li>
        <li>微博</li>
        <li>联系</li>
      </ul>
    </nav>
  <header>
  <div class="">

  </div>
  <footer>

    </body>
    </html>  
